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js.html
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<!DOCTYPE html><html lang="ja"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width"><!DOCTYPE html><html><head><meta charset="utf-8"><meta name="viewport" content="width=device-width"><link rel="icon" href="data:">
<title>PybricksHub test in JS</title>
</head><body>
<h1>PybricksHub test in JS</h1>
<button id=btnconnect>connect</button>
<button id=btndisconnect>disconnect</button>
<button id=btnrepl>REPL</button>
<br>
<textarea id=taout></textarea><br>
<input id=inp><button id=btnsend>send</button><button id=btnclear>clear</button><br>
<textarea id=taprog>import { PrimeHub } from "pybricks/hubs.js";
import { Motor, ColorSensor, UltrasonicSensor, ForceSensor } from "pybricks/pupdevices.js";
import { Button, Color, Direction, Port, Side, Stop } from "pybricks/parameters.js";
import { DriveBase } from "pybricks/robotics.js";
import { wait, StopWatch } from "pybricks/tools.js";
import { Matrix } from "pybricks/geometry.js";
import { randint } from "urandom.js";
const hub = PrimeHub();
const X = 100;
const field = [
[0, X, 0, 0, 0],
[0, 0, 0, X, X],
[0, X, 0, X, 0],
[0, X, 0, 0, X],
[X, X, 0, X, X],
];
hub.display.icon(field)
const m1 = Motor(Port.A);
const m2 = Motor(Port.B);
function forward(n) {
print("forward");
m1.run(n);
m2.run(-n);
}
function right(n) {
print("right");
m1.run(n);
m2.stop();
}
function left(n) {
print("left");
m2.stop();
m1.run(-n);
}
for (;;) {
forward(300);
wait(500);
right(300);
wait(500);
left(300);
wait(1000);
}
</textarea><br>
<button id=btnset>set program</button>
<button id=btnstart>start program</button>
<button id=btnstop>stop program</button>
<style>
* {
box-sizing: border-box;
}
body {
margin: 1em;
}
textarea {
width: 100%;
height: 10em;
margin: .5em 0;
padding: .2em;
}
#taprog {
height: 40em;
}
</style>
<script type="module">
import { PybricksHub } from "./PybricksHub.js";
import { JS2Py } from "https://code4fukui.github.io/js2py/src/JS2Py.js";
const hub = new PybricksHub();
hub.setReceiver(s => {
taout.value += s;
taout.scrollTop = taout.scrollHeight;
});
btnconnect.onclick = async () => {
await hub.connect();
await hub.startREPL();
};
btndisconnect.onclick = async () => {
await hub.disconnect();
};
btnsend.onclick = async () => {
const s = inp.value;
await hub.send(s + "\r\n");
inp.value = "";
};
btnclear.onclick = async () => {
taout.value = "";
};
btnrepl.onclick = async () => {
await hub.stopProgram();
await hub.startREPL();
};
btnstop.onclick = async () => {
await hub.stopProgram();
};
btnstart.onclick = async () => {
await hub.stopProgram();
await hub.startProgram();
};
btnset.onclick = async () => {
const js = taprog.value;
const py = new JS2Py().convert(js);
console.log(py);
await hub.stopProgram();
await hub.setProgram(py);
};
</script>
<hr>
docs: <a href=https://docs.pybricks.com/en/latest/>Pybricks Documentation — pybricks v3.2.0 documentation</a><br>
fimware: <a href=https://code4fukui.github.io/pybricks-firmware/>install Pybrics firmawre</a><br>
lib: <a href=https://github.com/code4fukui/js2py/>JS2Py</a><br>
<a href="https://github.com/code4fukui/PybricksHub.js/">src on GitHub</a> (forked from <a href=https://github.com/pybricks/pybricks-code>pybricks-code</a> in <a href=https://pybricks.com/>Pybricks</a>)<br>